Inventor
OKANO YOSHIAKI
JP22 patents
⚠️ This page may combine multiple inventors who share the name “OKANO YOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
16 patentsUS5488462AJan 30, 1996
Electrophotographic apparatus having developing device with seals for preventing toner leakage
TOSHIBA KK52 citations96
US5692232ANov 25, 1997
Electrophotographic apparatus that prevents toner from attaching to a contact member of a transfer device
TOSHIBA KK24 citations92
US5655178AAug 5, 1997
Electrophotographic apparatus having cleaning device and developing device configured to prevent toner leakage
TOSHIBA KK35 citations92
US5438397AAug 1, 1995
Image forming apparatus
TOSHIBA KK20 citations92
US5412364AMay 2, 1995
Toner pack and development device for use in electrophotographic apparatus
TOSHIBA KK38 citations92
US6643478B2Nov 4, 2003
Fixing device and temperature control method in fixing device
TOSHIBA KK14 citations84
US6625418B2Sep 23, 2003
Image forming apparatus, method for forming image, and fixing device
TOSHIBA KK8 citations74
US9864312B1Jan 9, 2018
Fixing device that can suppress variation in temperature, and image forming apparatus having the fixing device
TOSHIBA KK4 citations73
US5600417AFeb 4, 1997
Developing device for electrophotographic apparatus
TOSHIBA KK13 citations73
US5420668AMay 30, 1995
Image forming apparatus
TOSHIBA KK13 citations73
US5404213AApr 4, 1995
Electrophotographic printing apparatus capable of printing images by electrophotographic processing and its start-up method
TOSHIBA KK16 citations73
US9832328B2Nov 28, 2017
Character recognition apparatus and character recognition method
TOSHIBA KK3 citations72
US9250584B1Feb 2, 2016
Fixer that forms a nip with an induction-heated belt and an image forming apparatus having the same
TOSHIBA KK3 citations71
US5537192AJul 16, 1996
Transfer roller and toner for electrophotographic apparatus
TOSHIBA KK4 citations62
US9964903B1May 8, 2018
Fixing device that can suppress variation in temperature, and image forming apparatus having the fixing device
TOSHIBA KK0 citations52
US7496304B2Feb 24, 2009
Color image forming apparatus and color image forming method having overlapping toners
TOSHIBA KK0 citations51